Lake Koshkonong, Wisconsin
Lake Koshkonong: Census designated place
About
Lake Koshkonong is a CDP located in the county of Jefferson in the U.S. state of Wisconsin.
Quick Facts about Lake Koshkonong
| Population : | 1,204 |
| Country : | United States of America |
| State : | Wisconsin (United States) |
| County : | Jefferson County |
| Area : | 77.29 km2 |
| Altitude : | 781 feet / 238 meters |
| Time Zone : | America/Chicago |
| Local time : | 03:46:55 (5th December 2025) |
Geography
Lake Koshkonong is located at 42°54'35"N 88°55'10"W (42.9097300, -88.9195500).
Lake Koshkonong map
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Schools in Lake Koshkonong
College & universities near Lake Koshkonong, WI
| Code | Name | City | ZIP |
|---|---|---|---|
| 240189 | University of Wisconsin-Whitewater | Whitewater (WI) | 53190-1790 |
Stations (15)
Amtrak & bus stations near Lake Koshkonong, WI
| Code | Name | Address | Type |
|---|---|---|---|
| JVL | Janesville, Wisconsin | 3120 North Pontiac Drive | BUS |
| SMD | Madison (South), Wisconsin | Hwy 51 & East Broadway Ave. | BUS |
| MSN | Madison, Wisconsin | 800 Langdon St. | BUS |
| BET | South Beloit, Illinois | 15766 Manchester Road | BUS |
| CBS | Columbus | 359 North Ludington Street | RAIL |
Post offices near Lake Koshkonong
| Post Office Name | City | ZIP |
|---|---|---|
| Fort Atkinson Post Office | Fort Atkinson (WI) | 53538 |
Other cities in Jefferson County
Cities, towns, neighborhoods & other populated places in Jefferson County , WI. (more)
| City Name | Population | Title |
|---|---|---|
| Fort Atkinson | 12,372 | City in Jefferson County, Wisconsin, United States of America |
| Ixonia | 4,562 | Town of Wisconsin |
| Farmington | 3,848 | Town in Jefferson County, Wisconsin, United States |
| Johnson Creek | 3,065 | City in Jefferson County, Wisconsin, United States of America |
| Rome | 2,784 | Census-designated place in Jefferson County, Wisconsin, United States |
| Sullivan | 2,299 | Village in Jefferson County, Wisconsin |
| Lake Mills | 2,135 | City in Iowa, USA |
| Concord | 2,130 | Town in Wisconsin, United States |
| Watertown | 2,039 | City in Jefferson County, New York |
| Lake Ripley | 1,779 | Census designated place |
| Aztalan | 1,493 | Civil town in Jefferson County, Wisconsin |
| Jefferson | 1,225 | City in and county seat of Jefferson County, Wisconsin |
| Palmyra | 1,219 | Civil town in Jefferson County, Wisconsin |
| Milford | 1,135 | City in Jefferson County, Wisconsin, United States of America |
| Hebron | 1,132 | Town of Wisconsin |
| Waterloo | 940 | Fourth-class city in Jefferson County, Wisconsin |
Distance to Other Cities
Lake Koshkonong distances to largest Wisconsin cities
